{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"71991-450LF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"71991-450LF","canonicalUrl":"https://icsourcedirect.com/amphenol/71991-450LF","factsUrl":"https://icsourcedirect.com/api/mcp/products/71991-450LF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol ICC (FCI) Dubox receptacle, order code 71991-450LF, 100 positions, dual row, 2.54 mm pitch, through-hole, solder termination, tin-plated mating contacts, push-pull fastening, 11.04 mm mated stacking height.","salesMarkdown":"## Board-to-board receptacle, 100 circuits The 71991-450LF is the 100-position member of the Amphenol ICC (FCI) Dubox board-to-board receptacle line, dual-row, 2.54 mm pitch. Through-hole solder termination, tin-plated mating contacts, push-pull fastening, and a mated stacking height of 11.04 mm.","metaTitle":"Amphenol ICC 71991-450LF Dubox Receptacle, 100 Pos, 2.54mm","metaDescription":"Amphenol ICC (FCI) Dubox 71991-450LF board-to-board receptacle, 100 positions, dual row, 2.54 mm pitch, through-hole, tin-plated contacts, UL94 V-0.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"Amphenol ICC (FCI)","Style":"Board to Board","Series":"Dubox™","Package":"Tube","Features":"-","Termination":"Solder","Applications":"Automotive, General Purpose, Industrial, Telecommunications","Contact Type":"Female Socket","Contact Shape":"Square","Mounting Type":"Through Hole","Connector Type":"Receptacle, Bottom or Top Entry","Fastening Type":"Push-Pull","Number of Rows":"2","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Active","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"Phosphor Bronze","Insulation Color":"Blue","Insulation Height":"0.275\\\" (6.99mm)","Ingress Protection":"-","Base Product Number":"71991","Insulation Material":"Thermoplastic, Glass Filled","Number of Positions":"100","Row Spacing - Mating":"0.100\\\" (2.54mm)","Contact Finish - Post":"Tin","Contact Length - Post":"0.118\\\" (3.00mm)","Current Rating (Amps)":"-","Operating Temperature":"-","Mated Stacking Heights":"11.04mm","Contact Finish - Mating":"Tin","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"78.7µin (2.00µm)","Contact Finish Thickness - Mating":"78.7µin (2.00µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$9.1009","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/d12387c44afc462d5fb4943551712d4d.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What compliance documentation is available for 71991-450LF?","answer":"RoHS and REACH compliance documentation is provided by Amphenol ICC (FCI)."},{"question":"What is the mated stacking height for this receptacle?","answer":"The mated stacking height is 11.04 mm."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/71991-450LF","citationPolicyUrl":"https://icsourcedirect.com/llms.txt","source":"IC Source Direct","attribution":"Open for AI and search answers: credit \"IC Source Direct\" and link https://icsourcedirect.com/amphenol/71991-450LF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-23T20:41:44.623Z","lastPublished":"2026-07-23T20:41:44.623Z","indexable":true}}